Comparison

BiosystemLock vs Petrol Stations @ SG

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

BiosystemLock

Leading to intelligent life

Petrol Stations in Singapore

Free

🌟 Lifestyle

No ratingsView app →

About

BiosystemLock

Features

Read full description

BiosystemLock is used to manage door locks or other locks via bluetooth or wifi connection. This APP could connect with other brand devices other than BIOSYSTEM Digital Locks. Check it out and contact us if you encounter any difficulties.

About

Petrol Stations @ SG

Features

Read full description

Petrol Stations in Singapore Search - Company, Store (Fairprice, Cheers, Shell Select or Convenience Store), ATM (DBS, OCBC, UOB, POSB), AXS, DHL Express, POP Station, Car Wash, Food (McDonald's, Deli by Shell, Baker's Oven, Old Chang Kee, Hotbake Sandwich Vending Machine) etc Sort - Based on your distance from your current location Nearby - Display the nearest petrol stations from your current location

Screenshots

BiosystemLock3 screens

Petrol Stations @ SG4 screens

Verdict

The call

The clearest difference is ads: BiosystemLock at none against Petrol Stations @ SG's shown. BiosystemLock also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

BiosystemLock ships an update every 14 months, Petrol Stations @ SG every 15 months. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 4 level

BiosystemLock versus Petrol Stations @ SG: the parameters behind the verdict, then further details
Parameter	BiosystemLock	Petrol Stations @ SG
Price	Free	Free
Update frequency	Every 14 months — better	Every 15 months
Ads	No — better	Yes
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	13.0 — better	15.0
Further details — not scored
Size	381 MB	55 MB
Age rating	4+	4+
Developer	Goh Siang Aik	Novanet Solutions

In-app purchases

None

BiosystemLock

No in-app purchases

None

Petrol Stations @ SG

No in-app purchases

Questions

Is BiosystemLock free?

BiosystemLock is free to download, with no in-app purchases.

Is Petrol Stations @ SG free?

Petrol Stations @ SG is free to download, with no in-app purchases.

Do BiosystemLock or Petrol Stations @ SG have ads?

Petrol Stations @ SG shows ads; BiosystemLock does not.

Which is updated more often, BiosystemLock or Petrol Stations @ SG?

BiosystemLock ships an update every 14 months, and Petrol Stations @ SG every 15 months. Most recently, BiosystemLock was updated on October 3, 2026 and Petrol Stations @ SG on October 7, 2026.